AC Servo MotorInovance MS1H1 low inertia · 80 mm
MS1H1-75B30CB-A331R-INT
750 W, 220 V low-inertia AC servo on an 80 mm flange (2.39 N·m rated, 8.36 N·m peak) for ball-screw modules and robot joints.
Manufacturer datasheet: Inovance (Shenzhen) · MS1H1-75B30CB-A331R-INT ↗ (checked 2026-10-18)Maker profile & contacts →
Figures are copied from the maker’s published datasheet; curves are calculated from them. Confirm with the manufacturer before ordering. Not stated on the datasheet, estimated from it: resistance, inductance.
How this motor is made
Full manufacturing overview: AC Servo Motor (60–130 mm flange) →- 1. Lamination stamping & stacking
- 2. Stator insulation
- 3. Winding
- 4. Phase connection & lead termination
- 5. Stator in-process test
- 6. Impregnation & curing
- 7. Stator shrink-fit into housing
- 8. Rotor assembly
- 9. Magnetizing
- 10. Rotor balancing
- 11. Final assembly (bearings, brake, oil seal)
- 12. Encoder mounting & commutation alignment
- 13. End-of-line test
Export certification: Motor for high-voltage drives
- Rated power
- 750 W
- Rated torque
- 2.39 N·m
- Peak torque
- 8.36 N·m
- Rated / max speed
- 3000 / 7000
Performance curves
Intermittent zone limitContinuous zone limit
Illustrative curve; actual limits depend on drive voltage and cooling.
Full specifications
General
- Motor type
- AC Servo Motor
- Series
- Inovance MS1H1 low inertia
- Frame / flange
- 80 mm
- Encoder
- 23-bit multi-turn absolute
Rated Values
- Rated voltage
- 220 V
- Rated power
- 750 W
- Rated torque
- 2.39 N·m
- Rated speed
- 3,000 rpm
- Rated current
- 4.4 A
Performance
- Peak torque
- 8.36 N·m
- Maximum speed
- 7,000 rpm
- Overload ratio
- 3.5 ×
Electrical
- Torque constant Kt
- 0.543 N·m/A
- Back-EMF constant Ke
- 56.8 V/krpm
- Resistance
- 1.2 Ω
- Inductance
- 4.5 mH
- Poles
- 10
- Electrical time constant
- 3.75 ms
Mechanical
- Rotor inertia
- 680 g·cm²
- Body length
- 107 mm
- Shaft diameter
- 19 mm
- Weight
- 2.22 kg
- Power density
- 338 W/kg
- Protection
- IP67
Compatible drivers
All drivers →Drivers whose supply voltage covers this motor and whose continuous current is at least its rated current; drivers from the same maker first. Confirm Hall/encoder type and settings with the maker.
| Model | Maker | Motor type | Supply | Cont. / peak current | Feedback |
|---|---|---|---|---|---|
| SV605-S5R5 | Inovance | Servo | 200–240 V AC | 4.2 A / 12 A | Incremental encoder |
| SV605-S012 | Inovance | Servo | 200–240 V AC | 8.5 A / 23.1 A | Incremental encoder |
| EL7-RS750P | Leadshine | Servo | 220–220 V AC | 5.5 A / 16.9 A | Incremental encoder |
| EL8-RS1000F | Leadshine | Servo | 220–220 V AC | 7 A / 21.2 A | Incremental encoder |
| EL7-EC1500S | Leadshine | Servo | 220–220 V AC | 9.5 A / 12 A | Incremental encoder |
| EL6-EC2000 | Leadshine | Servo | 220–220 V AC | 12 A / 36 A | Incremental encoder |